Webex Contact Center requires any codec other than G.711, such as G.729, iLBC or Opus, to be transcoded before the call reaches Webex Contact Center media edge locations.
Checked 2026-10-02
Webex Contact Center requires that any codec other than G.711 (such as G.729, iLBC, Opus, etc.) be transcoded before reaching Webex Contact Center media edge locations.
- Vendor
- Cisco
- Product
- Webex Contact Center
- Subsystem
- voice ingress media
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- Set up voice channels for Webex Contact Center — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · section 'PSTN Media and Signaling Requirements for Webex Contact Center', codec transcoding note
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting DTMF digits not detected in Webex Contact Center flows: source note wxcc-dtmf-troubleshooting-non-g711-transcoded. WarmTransfer. https://warmtransfer.net/knowledge/claims/wxcc-dtmf-troubleshooting-non-g711-transcoded
BibTeX
@misc{warmtransfer-claim-wxcc-dtmf-troubleshooting-non-g711-transcoded,
title = {Troubleshooting DTMF digits not detected in Webex Contact Center flows: source note wxcc-dtmf-troubleshooting-non-g711-transcoded},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/wxcc-dtmf-troubleshooting-non-g711-transcoded},
note = {Source note wxcc-dtmf-troubleshooting-non-g711-transcoded, checked 2026-10-02}
}